Humminbird HELIX 12 CHIRP MEGA SI+ GPS G4N

(4 customer reviews)
$1,699.99
💳 Flexible Financing As low as $283.33/mo 6 months at 0% APR — or 12 months from $149.45/mo with Affirm Check your rate — no credit impact

The HELIX 12 CHIRP MEGA SI+ GPS G4N delivers a massive 12.1″ display with MEGA Side Imaging+, MEGA Down Imaging+, Dual Spectrum CHIRP Sonar, and full One-Boat Network compatibility. The largest screen in the HELIX lineup — perfect for console mounting on bass boats.

Description

Humminbird HELIX 12 CHIRP MEGA SI+ GPS G4N

The HELIX 12 is the flagship of the HELIX lineup — a 12.1″ display that makes reading sonar and navigating easier than ever. Packed with MEGA Side Imaging+, MEGA Down Imaging+, and Dual Spectrum CHIRP, this is the go-to unit for serious anglers who want the full picture without stepping up to the SOLIX price point.

Key Features

  • 12.1″ Color TFT Display — 1280H x 800V pixel matrix — the largest display in the HELIX series
  • MEGA Side Imaging+ — Crystal-clear views out to 200 feet on both sides, 20% more detail and 60% more range than standard MEGA Side Imaging
  • MEGA Down Imaging+ — Unmatched clarity directly below your boat down to 200 feet
  • Dual Spectrum CHIRP Sonar — Wide Mode for maximum coverage, Narrow Mode for pinpoint detail on fish
  • Internal GPS with Humminbird Basemap — 10,000+ lake charts plus US coastal coverage included
  • AutoChart Live — Real-time bottom mapping with 8 hours built-in storage
  • One-Boat Network Compatible — Seamless integration with Minn Kota trolling motors and Cannon downriggers
  • Bluetooth & Ethernet Networking — High-speed networking, wireless software updates
  • NMEA 2000 Built-In — Connects to your boat’s instrument network
  • MEGA Live 2 Compatible — Upgrade with MEGA Live 2 for live forward-facing sonar
  • MEGA 360 Imaging Compatible — Add 360-degree sonar view around your boat

Specifications

  • Display: 12.1″ Color TFT, 1280×800
  • Sonar Depth: Up to 3,500 ft (with optional 50kHz), 1,500 ft standard
  • Frequencies: 50/83/200/455/800 kHz + MEGA (1100-1200 kHz)
  • GPS: Internal with Humminbird Basemap
  • Waypoints/Routes/Tracks: 2,750 / 47 / 50
  • Power Output: 8,000W peak / 1,000W RMS
  • Memory: Dual SD card slot
  • Warranty: 2-Year Limited

What’s Included

Control head, screen cover, transom-mount transducer, power cable, gimbal mounting bracket, and mounting hardware.

Authorized Humminbird Dealer — Full US warranty included. Free shipping on orders over $1,300.

4 reviews for Humminbird HELIX 12 CHIRP MEGA SI+ GPS G4N

  1. Gary Z. (verified owner)

    Set this up on my bass boat in about an hour. The HELIX interface is very intuitive and the CHIRP sonar picks up everything. Side imaging at 60 mph is crystal clear. Totally worth every dollar.

  2. Rick U. (verified owner)

    Really happy with this unit. MEGA Down Imaging is phenomenal for finding bass on structure. The screen is bright and readable in direct sunlight. Would give 5 stars but the manual could be clearer.

  3. Phil X. (verified owner)

    Great unit for the price. MEGA SI gives you an incredible picture of what is below. Only minor complaint is the menu takes a little getting used to but once you learn it the unit is flawless.

  4. Todd I. (verified owner)

    Replaced my old Lowrance with this and I am not looking back. The split-screen options and the quality of the sonar readings are outstanding. Pro Marine shipped it fast and it arrived perfectly packaged.

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